DYNA MICRO, INC.

MBA-386A-33/64

Processor         80386DX
Processor Speed   33MHz
Chip Set          Addonics
Max. Onboard DRAM 8MB
Cache             64KB
BIOS              Award
Dimensions        332mm x 218mm
I/O Options       32-bit external memory card slot
NPU Options       80387/3167

[Image]

                                     CONNECTIONS

  Purpose                Location      Purpose                Location

  External battery         CON1        Turbo switch             CON5

  Speaker                  CON2        Reset switch             CON6

  Power LED &              CON3        32-bit external           S1
  keylock                              memory card

  Turbo LED                CON4

                        USER CONFIGURABLE SETTINGS

                Function                      Jumper         Position

  »   Battery select external                  JP1           pins 1 & 2
                                                              closed

      Battery select internal                  JP1           pins 2 & 3
                                                              closed

      Battery select none                      JP1             Open

  »   Monitor type select monochrome           JP2           pins 1 & 2
                                                              closed

      Monitor type select color                JP2           pins 2 & 3
                                                              closed

  »   Power good signal detect from            JP3           pins 2 & 3
      power supply                                            closed

      Power good signal detect from            JP3           pins 1 & 2
      board                                                   closed

  »   Factory configured - do not alter        JP4              N/A

  Note: This board does not come standard with an internal battery.

                            DRAM CONFIGURATION

     Size          Bank 0         Bank 1         Bank 2         Bank 3

     1MB        (4) 256K x 9       NONE           NONE           NONE

     2MB        (4) 256K x 9   (4) 256K x 9       NONE           NONE

     4MB         (4) 1M x 9        NONE           NONE           NONE

     5MB        (4) 256K x 9    (4) 1M x 9        NONE           NONE

     8MB         (4) 1M x 9     (4) 1M x 9        NONE           NONE

     12MB        (4) 1M x 9     (4) 1M x 9     (4) 1M x 9        NONE

     16MB        (4) 1M x 9     (4) 1M x 9     (4) 1M x 9     (4) 1M x 9

  Note Banks 2 & 3 are used when a 32-bit external memory card is
  installed at S1.

                            CACHE CONFIGURATION

          Size                    Bank 0                    TAG

          64KB                  (8) 8K x 8              (2) 16K x 1

  Note: The location of the TAG is unidentified. This board comes
  standard with 64KB cache and is not alterable.